A new and complete illustration of the celestial science of astrology: or, The art of foretelling future events and contingencies by the aspects, positions, and influences of the heavenly bodies ... In four parts

Ebenezer Sibly’s work is a comprehensive introduction to astrological doctrine and practice, presenting astrology as a system for interpreting future events through planetary aspects and placements. It is historically important as a major English-language manual of practical astrology, and readers will find extensive instruction on charts, correspondences, and predictive methods.

Ebenezer Sibly (1751–1799) was an English astrologer, physician, and prolific compiler of occult and medical writings. He is especially known for works on astrology, magic, and occult philosophy, including influential compilations that helped transmit eighteenth-century esoteric traditions to a broader readership.